H04B 1/0035
Channel filtering, i.e. selecting a frequency channel within a software radio system
Official title: {Channel filtering, i.e. selecting a frequency channel within a software radio system (multiplexing of multicarrier modulation signals being represented by different frequencies H04L5/06; multiplexing of multicarrier modulation signals H04L5/023)}
H04B1/0035 (Channel filtering, i.e. selecting a frequency channel within a software radio system) appears on 42 US grants and 45 published applications in this corpus.
Search patents in H04B- Granted patents
- 42
- Published applications
- 45
- Assignees
- 35
- Inventors
- 98
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 2 | 0 |
| 2012 | 3 | 6 |
| 2013 | 2 | 2 |
| 2014 | 4 | 2 |
| 2015 | 3 | 2 |
| 2016 | 3 | 4 |
| 2017 | 1 | 3 |
| 2018 | 4 | 3 |
| 2019 | 2 | 3 |
| 2020 | 3 | 0 |
| 2021 | 2 | 5 |
| 2022 | 3 | 2 |
| 2023 | 2 | 3 |
| 2024 | 4 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method and wireless device for performing control channel selection within a dynamic frequency selection (DFS) avoidance system1 Sep 2026US 12,726,948 B1Amazon Technologies, Inc.
- Joint channel filtering and crest factor reduction architecture21 Jan 2025US 12,206,447 B2Altera Corporation
- Multiple-input-multiple-output (MIMO) channel estimation12 Nov 2024US 12,143,245 B2Telefonaktiebolaget LM Ericsson (publ)
- Mobile tactical radio device, system and method5 Nov 2024US 12,136,936 B2Hughes Network Systems, LLC
- Adaptive gain for receiving wireless signals18 Jun 2024US 12,015,432 B2QUALCOMM Incorporated
- Method and apparatus for automatically switching vehicle radio frequency16 Apr 2026US 2026/0106634 A1Hyundai Motor Company
- Mobile tactical radio device, system and method9 Jan 2025US 2025/0015818 A1Hughes Network Systems, LLC
- Multiple-input-multiple-output (mimo) channel estimation29 Feb 2024US 2024/0073062 A1Telefonaktiebolaget LM Ericsson (publ)
- Split chaining for large phase array systems7 Sep 2023US 2023/0283303 A1QUALCOMM Incorporated
- Mobile tactical radio device, system and method30 Mar 2023US 2023/0095660 A1Hughes Network Systems, LLC
Most cited
By later US patents
- Multiple-channel software defined radios and systems using the same9US 8,279,796 B1BNSF Railway Company · 2012
- Method for service data transmission, a receiver, a mobile terminal, a transmitter and a base station9US 8,923,192 B2Zte Corporation · 2014
- Computing device with configurable antenna5US 8,340,714 B2Microsoft Corporation · 2012
- Method and apparatus for switching between subchannels on a single radio frequency broadcast4US 7,756,497 B2Radiosophy, LLC · 2010
- Spur mitigation for pulse output drivers in radio frequency (RF) devices3US 10,461,787 B2Silicon Laboratories Inc. · 2019